The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2014
Filed:
May. 20, 2011
Steven Brown, Knoxville, TN (US);
Adam Guss, Knoxville, TN (US);
Shihui Yang, Knoxville, TN (US);
Tatiana Karpinets, Louisville, TN (US);
Lee Lynd, Meriden, NH (US);
Xiongjun Shao, White River Junction, VT (US);
Steven Brown, Knoxville, TN (US);
Adam Guss, Knoxville, TN (US);
Shihui Yang, Knoxville, TN (US);
Tatiana Karpinets, Louisville, TN (US);
Lee Lynd, Meriden, NH (US);
Xiongjun Shao, White River Junction, VT (US);
UT-Battelle, LLC, Oak Ridge, TN (US);
Abstract
The present invention provides isolated nucleic acid molecules which encode a mutant acetaldehyde-CoA/alcohol dehydrogenase or mutant alcohol dehydrogenase and confer enhanced tolerance to ethanol. The invention also provides related expression vectors, genetically engineered microorganisms having enhanced tolerance to ethanol, as well as methods of making and using such genetically modified microorganisms for production of biofuels based on fermentation of biomass materials.